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Online Edition: "Specifications for Flavourings"
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| Flavouring |
2,3-Heptanedione |
| Synonym(s) |
Acetyl pentanoyl
Acetyl valeryl
Valeryl acetyl
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| Latest JECFA evaluation |
1998 (Session 51)
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| Status of specification |
Full |
| Chemical name |
Heptane-2,3-dione
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| JECFA number |
415 |
| CAS number |
96-04-8
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| FEMA number |
2543
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| COE number |
2044
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| FLAVIS number |
-
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| Molecular weight |
128.17 |
| Chemical formula |
C7H12O2
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| Physical form/odour |
yellowish liquid |
| Solubility |
slightly soluble in water; soluble in alcohol |
| Solubility in ethanol |
- |
| Boiling point (°C) |
62 (20 mm Hg) |
| Assay min % |
97.0 |
| Acid value max |
- |
| Refractive index |
1.413-1.416 |
| Specific gravity |
0.917-0.923 |
| Other requirements |
- |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/415.gif
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